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Table 1 Species distinction of Bradya species

From: Redescription of Bradya typica Boeck, 1873 (Copepoda: Harpacticoida: Ectinosomatidae) with the first description of the male

 

Body length female (μm)

P1–P4

P4

P5 female

P5 male

Caudal rami

B. cladiofera female male

900

As B. typica

P4 exp shorter than enp

P4 exp compacted

Proximal inner seta exp-3 developed as thick and long spine

Exp square

Terminal inner seta exp longest

Baseoenp inner seta longer than outer

Innermost seta exp much shorter and thinner than next

1.4 Times longer than wide

B. congenera female

670

As B. typica

?

Exp slightly longer than wide

Terminal inner seta exp longest

Baseoenp inner seta much longer than outer

?

As long as wide

B. furcata female

640

P2 enp: 0-1; 0- 2; I-II-I + 1

P3 enp-3: I-II- I   ±   1

?

Exp slightly longer than wide

Middle seta exp longest

Baseoenp inner seta nearly as long as outer

?

Three times longer than wide

B. kurtschminkei female male

280–432

P2 + 3 enp-3: I-I-1

P3 + 4 enp-3: I-I-I   ±   1

Exp longer than enp

Proximal inner seta exp-3 strongest and with strong basis

Exp shorter than wide, as long as baseoenp

Terminal inner seta exp longest

Baseoenp inner seta nearly as long as outer, outer seta with double tip

Inner seta exp strongest and longest

As long as wide

B. macrochaeta female

600

As B. typica

?

Exp square

Middle seta exp longest

Baseoenp inner seta much longer than outer

Two setae extending to about base of caudal rami

?

As long as wide

B. minutiseta female

435–510

As B. typica

Exp as long as enp

Proximal inner seta exp-3 strongest and (curved?) with strong basis

Exp slightly longer than wide

Terminal inner seta exp longest

Baseoenp inner seta much longer than outer

Inner seta baseoenp small

?

As long as wide

B. proxima female

circa 800

P3 enp-3: I-II-I   ±   1

P3 exp-3: III-II-2

?

The two inner setae exp nearly same length

Baseoenp inner seta nearly as long as outer

?

Shorter than wide

B. pugiochaeta male

?

As B. typica

Exp longer than enp

Proximal inner seta exp-3 strongest and with strong basis

?

Two innermost setae exp same length and strength

1.4 Times longer than wide

B. scotti female

880

As B. typica

?

Exp square

Middle seta exp longest

Baseoenp inner seta much longer than outer

?

1.1 Times longer than wide

B. simulans female

610

As B. typica

?

Exp square

Middle seta exp longest

Baseoenp inner seta longer than outer

?

1.9 Times longer than wide

B. theodori female

471–495

As B. typica

Exp as long as enp

Proximal inner seta exp-3 strongest and with strong basis

Exp longer than wide

Middle seta exp longest

Baseoenp inner seta longer than outer

?

As long as wide

B. typica female male

730–1,080

As B. typica

Exp longer than enp

Proximal inner seta exp-3 strongest and curved with strong basis

Exp longer than wide

Terminal inner seta exp longest

Baseoenp inner seta longer than outer

Surface seta rigid and curved

Two innermost setae exp same length and strength

1.4 Times longer than wide